1Panel/backend/utils/files/file_op.go

462 lines
9.2 KiB
Go

package files
import (
"context"
"encoding/json"
"fmt"
"io"
"io/fs"
"net/http"
"os"
"path"
"path/filepath"
"strconv"
"sync"
"time"
"github.com/1Panel-dev/1Panel/backend/global"
"github.com/mholt/archiver/v4"
"github.com/pkg/errors"
"github.com/spf13/afero"
)
type FileOp struct {
Fs afero.Fs
}
func NewFileOp() FileOp {
return FileOp{
Fs: afero.NewOsFs(),
}
}
func (f FileOp) OpenFile(dst string) (fs.File, error) {
return f.Fs.Open(dst)
}
func (f FileOp) CreateDir(dst string, mode fs.FileMode) error {
return f.Fs.MkdirAll(dst, mode)
}
func (f FileOp) CreateFile(dst string) error {
if _, err := f.Fs.Create(dst); err != nil {
return err
}
return nil
}
func (f FileOp) LinkFile(source string, dst string, isSymlink bool) error {
if isSymlink {
osFs := afero.OsFs{}
return osFs.SymlinkIfPossible(source, dst)
} else {
return os.Link(source, dst)
}
}
func (f FileOp) DeleteDir(dst string) error {
return f.Fs.RemoveAll(dst)
}
func (f FileOp) Stat(dst string) bool {
info, _ := f.Fs.Stat(dst)
return info != nil
}
func (f FileOp) DeleteFile(dst string) error {
return f.Fs.Remove(dst)
}
func (f FileOp) WriteFile(dst string, in io.Reader, mode fs.FileMode) error {
file, err := f.Fs.OpenFile(dst, os.O_RDWR|os.O_CREATE|os.O_TRUNC, mode)
if err != nil {
return err
}
defer file.Close()
if _, err = io.Copy(file, in); err != nil {
return err
}
if _, err = file.Stat(); err != nil {
return err
}
return nil
}
func (f FileOp) Chmod(dst string, mode fs.FileMode) error {
return f.Fs.Chmod(dst, mode)
}
func (f FileOp) Rename(oldName string, newName string) error {
return f.Fs.Rename(oldName, newName)
}
type WriteCounter struct {
Total uint64
Written uint64
Key string
Name string
}
type Process struct {
Total uint64 `json:"total"`
Written uint64 `json:"written"`
Percent float64 `json:"percent"`
Name string `json:"name"`
}
func (w *WriteCounter) Write(p []byte) (n int, err error) {
n = len(p)
w.Written += uint64(n)
w.SaveProcess()
return n, nil
}
func (w *WriteCounter) SaveProcess() {
percent := float64(w.Written) / float64(w.Total) * 100
percentValue, _ := strconv.ParseFloat(fmt.Sprintf("%.2f", percent), 64)
process := Process{
Total: w.Total,
Written: w.Written,
Percent: percentValue,
Name: w.Name,
}
by, _ := json.Marshal(process)
if percentValue < 100 {
if err := global.CACHE.Set(w.Key, string(by)); err != nil {
global.LOG.Errorf("save cache error, err %s", err.Error())
}
} else {
if err := global.CACHE.SetWithTTL(w.Key, string(by), time.Second*time.Duration(10)); err != nil {
global.LOG.Errorf("save cache error, err %s", err.Error())
}
}
}
func (f FileOp) DownloadFileWithProcess(url, dst, key string) error {
resp, err := http.Get(url)
if err != nil {
global.LOG.Errorf("get download file [%s] error, err %s", dst, err.Error())
return err
}
header, err := http.Head(url)
if err != nil {
global.LOG.Errorf("get download file [%s] error, err %s", dst, err.Error())
return err
}
out, err := os.Create(dst)
if err != nil {
global.LOG.Errorf("create download file [%s] error, err %s", dst, err.Error())
return err
}
go func() {
counter := &WriteCounter{}
counter.Key = key
counter.Total = uint64(header.ContentLength)
counter.Name = filepath.Base(dst)
if _, err = io.Copy(out, io.TeeReader(resp.Body, counter)); err != nil {
global.LOG.Errorf("save download file [%s] error, err %s", dst, err.Error())
}
out.Close()
resp.Body.Close()
}()
return nil
}
func (f FileOp) DownloadFile(url, dst string) error {
resp, err := http.Get(url)
if err != nil {
return fmt.Errorf("get download file [%s] error, err %s", dst, err.Error())
}
defer resp.Body.Close()
out, err := os.Create(dst)
if err != nil {
return fmt.Errorf("create download file [%s] error, err %s", dst, err.Error())
}
defer out.Close()
if _, err = io.Copy(out, resp.Body); err != nil {
return fmt.Errorf("save download file [%s] error, err %s", dst, err.Error())
}
out.Close()
resp.Body.Close()
return nil
}
func (f FileOp) Cut(oldPaths []string, dst string) error {
for _, p := range oldPaths {
base := filepath.Base(p)
dstPath := filepath.Join(dst, base)
if err := f.Fs.Rename(p, dstPath); err != nil {
return err
}
}
return nil
}
func (f FileOp) Copy(src, dst string) error {
if src = path.Clean("/" + src); src == "" {
return os.ErrNotExist
}
if dst = path.Clean("/" + dst); dst == "" {
return os.ErrNotExist
}
if src == "/" || dst == "/" {
return os.ErrInvalid
}
if dst == src {
return os.ErrInvalid
}
info, err := f.Fs.Stat(src)
if err != nil {
return err
}
if info.IsDir() {
return f.CopyDir(src, dst)
}
return f.CopyFile(src, dst)
}
func (f FileOp) CopyDir(src, dst string) error {
srcInfo, err := f.Fs.Stat(src)
if err != nil {
return err
}
dstDir := filepath.Join(dst, srcInfo.Name())
if err := f.Fs.MkdirAll(dstDir, srcInfo.Mode()); err != nil {
return err
}
dir, _ := f.Fs.Open(src)
obs, err := dir.Readdir(-1)
if err != nil {
return err
}
var errs []error
for _, obj := range obs {
fSrc := filepath.Join(src, obj.Name())
if obj.IsDir() {
err = f.CopyDir(fSrc, dstDir)
if err != nil {
errs = append(errs, err)
}
} else {
err = f.CopyFile(fSrc, dstDir)
if err != nil {
errs = append(errs, err)
}
}
}
var errString string
for _, err := range errs {
errString += err.Error() + "\n"
}
if errString != "" {
return errors.New(errString)
}
return nil
}
func (f FileOp) CopyFile(src, dst string) error {
srcFile, err := f.Fs.Open(src)
if err != nil {
return err
}
defer srcFile.Close()
err = f.Fs.MkdirAll(filepath.Dir(dst), 0666)
if err != nil {
return err
}
srcInfo, err := f.Fs.Stat(src)
if err != nil {
return err
}
dstFile, err := f.Fs.OpenFile(path.Join(dst, srcInfo.Name()), os.O_RDWR|os.O_CREATE|os.O_TRUNC, 0775)
if err != nil {
return err
}
defer dstFile.Close()
if _, err = io.Copy(dstFile, srcFile); err != nil {
return err
}
info, err := f.Fs.Stat(src)
if err != nil {
return err
}
if err = f.Fs.Chmod(dstFile.Name(), info.Mode()); err != nil {
return err
}
return nil
}
func (f FileOp) GetDirSize(path string) (float64, error) {
var m sync.Map
var wg sync.WaitGroup
wg.Add(1)
go ScanDir(f.Fs, path, &m, &wg)
wg.Wait()
var dirSize float64
m.Range(func(k, v interface{}) bool {
dirSize = dirSize + v.(float64)
return true
})
return dirSize, nil
}
type CompressType string
const (
Zip CompressType = "zip"
Gz CompressType = "gz"
Bz2 CompressType = "bz2"
Tar CompressType = "tar"
TarGz CompressType = "tar.gz"
Xz CompressType = "xz"
)
func getFormat(cType CompressType) archiver.CompressedArchive {
format := archiver.CompressedArchive{}
switch cType {
case Tar:
format.Archival = archiver.Tar{}
case TarGz, Gz:
format.Compression = archiver.Gz{}
format.Archival = archiver.Tar{}
case Zip:
format.Archival = archiver.Zip{}
case Bz2:
format.Compression = archiver.Bz2{}
format.Archival = archiver.Tar{}
case Xz:
format.Compression = archiver.Xz{}
format.Archival = archiver.Tar{}
}
return format
}
func (f FileOp) Compress(srcRiles []string, dst string, name string, cType CompressType) error {
format := getFormat(cType)
fileMaps := make(map[string]string, len(srcRiles))
for _, s := range srcRiles {
base := filepath.Base(s)
fileMaps[s] = base
}
if !f.Stat(dst) {
_ = f.CreateDir(dst, 0755)
}
files, err := archiver.FilesFromDisk(nil, fileMaps)
if err != nil {
return err
}
dstFile := filepath.Join(dst, name)
out, err := f.Fs.Create(dstFile)
if err != nil {
return err
}
err = format.Archive(context.Background(), out, files)
if err != nil {
return err
}
return nil
}
func (f FileOp) Decompress(srcFile string, dst string, cType CompressType) error {
format := getFormat(cType)
handler := func(ctx context.Context, archFile archiver.File) error {
info := archFile.FileInfo
filePath := filepath.Join(dst, archFile.NameInArchive)
if archFile.FileInfo.IsDir() {
if err := f.Fs.MkdirAll(filePath, info.Mode()); err != nil {
return err
}
return nil
}
fr, err := archFile.Open()
if err != nil {
return err
}
defer fr.Close()
fw, err := f.Fs.OpenFile(filePath, os.O_CREATE|os.O_RDWR|os.O_TRUNC, info.Mode())
if err != nil {
return err
}
defer fw.Close()
if _, err := io.Copy(fw, fr); err != nil {
return err
}
return nil
}
input, err := f.Fs.Open(srcFile)
if err != nil {
return err
}
return format.Extract(context.Background(), input, nil, handler)
}
func (f FileOp) Backup(srcFile string) (string, error) {
backupPath := srcFile + "_bak"
info, _ := f.Fs.Stat(backupPath)
if info != nil {
if info.IsDir() {
_ = f.DeleteDir(backupPath)
} else {
_ = f.DeleteFile(backupPath)
}
}
if err := f.Rename(srcFile, backupPath); err != nil {
return backupPath, err
}
return backupPath, nil
}
func (f FileOp) CopyAndBackup(src string) (string, error) {
backupPath := src + "_bak"
info, _ := f.Fs.Stat(backupPath)
if info != nil {
if info.IsDir() {
_ = f.DeleteDir(backupPath)
} else {
_ = f.DeleteFile(backupPath)
}
}
_ = f.CreateDir(backupPath, 0755)
if err := f.Copy(src, backupPath); err != nil {
return backupPath, err
}
return backupPath, nil
}